upgradation of speed control system of process refrigeration compressor , woodward 505d control ( as per annexure – a ) , woodward mpu ( as per annexure – a ) , voith i / h actuator 24 volt dc inputs 4-20 ma inputs ( as per annexure – a ) , 24vdc power supply unit with redundant source ( as per annexure – a ) , duplex oil filter unitand spare filter element ( including 2 nos. ss mesh filter element as spare ) ( as per annexure – a ) , mpu mounting bracket ( as per annexure – a ) , voith i / h actuator mounting bracket ( as per annexure – a ) , shielded cable for magnetic pickup unit & voithactuator unit, field wiring / panel wiring ( shielded cable for mpu & cpc gen ii actuator ) ( as per annexure – a ) , shielded cable for magnetic pickup unit & voithactuator unit, field wiring / panel wiring ( 1.5 sp mm cable ) ( as per annexure – a ) , shielded cable for magnetic pickup unit & voithactuator unit, field wiring / panel wiring ( 2.5 sp mm cable ) ( as per annexure – a ) , electronic pressure transmitter ( as per annexure – a ) , electronic dual loop controller ( as per annexure – a ) , 505d / voith actuator / mpu manuals ( as per annexure – a ) , accessories for retrofit ( as per annexure – a )